buildscript { repositories { jcenter() mavenCentral() maven { url "https://plugins.gradle.org/m2/" } } dependencies { classpath 'org.junit.platform:junit-platform-gradle-plugin:1.1.0' } } subprojects { subproj -> if (subproj.buildFile.exists()) { apply plugin: 'apollo-plugin' apply plugin: 'org.junit.platform.gradle.plugin' dependencies { implementation group: 'com.google.guava', name: 'guava', version: guavaVersion } } }